| Organist | organist |
| Organistin | organist |
| Organik | organic chemistry |
| organisch | organic organically physical physically |
| Onanist | masturbator onanist wanker |
| Uranist | uranist |
| Organ | organ |
| Organell | organelle |
| Organisator | organizer |
| Organismus | organism |
| Organizer | organizer |
| Organza | organza |
| organisiert | organized |
| Arganie | argan |
| ergänzt | orgulous |
| Germanist | Germanist |
| Romanist | Romanicist |
| Granit | granite |
| Humanist | humanist |
| Pianist | pianist |